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Posted to dev@lucene.apache.org by "Areek Zillur (JIRA)" <ji...@apache.org> on 2013/12/07 12:25:36 UTC

[jira] [Updated] (LUCENE-5350) Add Context Aware Suggester

     [ https://issues.apache.org/jira/browse/LUCENE-5350?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Areek Zillur updated LUCENE-5350:
---------------------------------

    Attachment: LUCENE-5350-benchmark.patch

Uploaded benchmark code and data for ContextAware suggester. It compares a single ContextAwareSuggester with N analyzing suggester (each with different context). 
The original dataset was taken from http://snap.stanford.edu/data/web-Reddit.html. The processed dataset contains only three fields: 
  - title (suggestion)
  - context (subreddit)
  - unixtime (weight)

> Add Context Aware Suggester
> ---------------------------
>
>                 Key: LUCENE-5350
>                 URL: https://issues.apache.org/jira/browse/LUCENE-5350
>             Project: Lucene - Core
>          Issue Type: New Feature
>          Components: core/search
>            Reporter: Areek Zillur
>             Fix For: 5.0, 4.7
>
>         Attachments: LUCENE-5350-benchmark.patch, LUCENE-5350.patch
>
>
> It would be nice to have a Context Aware Suggester (i.e. a suggester that could return suggestions depending on some specified context(s)).
> Use-cases: 
>   - location-based suggestions:
>       -- returns suggestions which 'match' the context of a particular area
>           --- suggest restaurants names which are in Palo Alto (context -> Palo Alto)
>   - category-based suggestions:
>       -- returns suggestions for items that are only in certain categories/genres (contexts)
>           --- suggest movies that are of the genre sci-fi and adventure (context -> [sci-fi, adventure])



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